Sodium dichromate dihydrate 99%

Supplier: Thermo Scientific Chemicals
Danger

Synonyms: Sodium bichromate

21924-0025 AC21924-0010
TS21924-0010EA 130 USD
TS21924-0010 TS21924-0025
Sodium dichromate dihydrate 99%
Sodium dichromate dihydrate
Formula: Na₂Cr₂O₇·2H₂O
MW: 298.00 g/mol (261.97 anhy)
Melting Pt: 357 °C
Storage Temperature: Ambient
MDL Number: MFCD00149166
CAS Number: 7789-12-0
EINECS: 234-190-3
UN: 3087
ADR: 5.1,II
Merck Index: 12,08754

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Specification Test Results

Appearance Orange Crystals or needles
Titration Iodometric ≥98.5 %
pH 3.5 to 3.9 (5 % solution)
Chloride (Cl) ≤100 ppm
Sulfate (SO4) ≤1000 ppm
Insoluble matter ≤0.01 % (in water)

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